Calculate the refrative index of glass w.r t air if its critical angle is 40°12`
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Answer:
∪g·sinc=∪a·sinr
∵r=90°
c=40°12
∪a=1.00029≈1
∪g=∪a/sinc
∪g=1.00029/sin40°12
∪g=1.5=refractive index of glass
Explanation:
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